http://www.nzone.com/object/nzone_do...etadriver.html

1) 163.44 Windows Vista 32-bit

http://www.nvidia.com/object/winvista_x86_163.44.html

Beta driver release.
This driver supports single GPU and NVIDIA SLI™ technology on DirectX 9, DirectX 10, and OpenGL for GeForce 6, 7, and 8 series GPUs.
Improved compatibility for Bioshock.
Added HD video post-processing for H.264, VC-1 and MPEG-2 HD content on GeForce 8500 series products.
Numerous game and application compatibility fixes.


2) 163.44 Windows Vista 64-bit

http://www.nvidia.com/object/winvista_x64_163.44.html

Beta driver release.
This driver supports single GPU and NVIDIA SLI™ technology on DirectX 9, DirectX 10, and OpenGL for GeForce 6, 7, and 8 series GPUs.
Improved compatibility for Bioshock.
Added HD video post-processing for H.264, VC-1 and MPEG-2 HD content on GeForce 8500 series products.
Numerous game and application compatibility fixes.


3) 163.44 Windows XP/2000 32-bit

URL=http://www.nvidia.com/object/winxp_2k_163.44.html
Beta driver release.
This driver supports single GPU and NVIDIA SLI™ technology on Microsoft® DirectX® 9.0c and OpenGL® 2.1 support.
Improved compatibility for Bioshock.
Added PureVideo™ HD decode acceleration for GeForce 8600, 8500 and 8400 series GPUs.
Numerous game and application compatibility fixes.

4) 163.44 Windows XP x64, Server 2003 x64

http://www.nvidia.com/object/winxp64_163.44.html

Beta driver release.
This driver supports single GPU and NVIDIA SLI™ technology on Microsoft® DirectX® 9.0c and OpenGL® 2.1 support.
Improved compatibility for Bioshock.
Added PureVideo™ HD decode acceleration for GeForce 8600, 8500 and 8400 series GPUs.
Numerous game and application compatibility fixes.